trees

within 25 miles

Jun 14, 2026

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University of Freiburg

3Dtrees.earth

Collect data and tools for LiDAR-based forest monitoring

Anywhere

Ongoing

Citizen ScienceEcology & EnvironmentGeographyComputers & Technologylidarcomputer visioninventoryremote sensingmonitoringforestdronesscanning

Ancient Tree Inventory

To build a living database of ancient trees

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentNature & OutdoorsBiologytrees, united kingdom

2B Technologies, Inc.

AQTreks (AirQualityTreks)

Monitor air pollution levels and map air pollution around the US

Multiple locations, including yours!

Ongoing

Citizen ScienceNature & OutdoorsGeographyEducationCrowd FundingTransportationEcology & EnvironmentComputers & TechnologyClimate & WeatherChemistryOcean Water Marinedatascienceair pollutionstemandroidenvironmenthikingnatureweatherec2020iphoneenvironmental justicebicyclingcarbon dioxideglobal warmingsmartphone applicationwinterairusaautumnoutdoorsair quality indexinvestigationweather dataequitymobile applicationair pollution monitoringexperimentparticulate matterdatabasecommunity-based monitoringcarbon monoxideclimate changegirl scoutsspringcitizen scienceclimate monitoringair qualityappclimatesummer

NC State University | ecoipm.org | YourWildLife.org

A Tree's Life

To learn how climate & urbanization affect tree growth & health

Multiple locations, including yours!

Ongoing

Citizen ScienceBiologyEducationClimate & WeatherNature & OutdoorsEcology & Environmenturban ecologyclimate changetreescarbon sequestration

Cornell University/New York Department of Environmental Conservation

AVID (Assessing Vegetation Impacts from Deer)

Monitor the effects of deer browsing on woodland trees and plants

Multiple locations, including yours!

Ongoing through November 30, 2030 at 8:35 PM

Citizen ScienceAnimalsEcology & EnvironmentNature & Outdoorsseedlingswildlifeforestdeerforest healthwildflowerstreesecologywoodlands

Airigami

Balloon Breakdown

Help compost 40,000 latex balloons

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & Environmentcompostingcompostballoonballoons

Northern Rivers Fire and Biodiversity Consortium Inc.

Bell Miner Associated Dieback Best Practice Project

Evaluate the removal of mid-storey density in disturbed forests using prescribed fire, weed control and bush regeneration as a method to restore BMAD affected forest.

Anywhere

Ongoing

Citizen ScienceEducationEcology & EnvironmentBirdsbmad affected forest treesaustraliabird monitoringdatalandholders birds biodiversitybell miner associated dieback (bmad)tree health across the northern rivers region of new south waleslocations of native bell miner coloniesgondwana world heritage

Zooniverse

Buzzy Bee - African Canopy Pollinators

Study pollination of Central African timber species

Anywhere

Ongoing

Citizen ScienceInsects & PollinatorsEcology & EnvironmentBiologypollen dispersal distancestropical rainforestpollination flower ecology tree conservation interaction botany insect entomologytimber speciesfloral traitstree speciessize and composition of pollinators communitiescirculating entomofauna

Casey Trees

To restore, enhance and protect the trees of Washington DC

Multiple locations, including yours!

Ongoing

Citizen ScienceEcology & EnvironmentGeology & Earth ScienceNature & OutdoorsBiologywashington d.c.tree plantingplantingcanopytrees

Caterpillars Count!

Monitor the seasonality and abundance of foliage arthropods

Multiple locations, including yours!

Ongoing

Citizen ScienceGeographyAnimalsNature & OutdoorsBiologyEcology & EnvironmentEducationInsects & Pollinatorsinsectscsm-featuredearth2025caterpillarsphenologycsm2025csm2026bird foodbiodiversityarthropods

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